SlideException


1   /*
2    * $Header: /home/cvs/jakarta-slide/src/share/org/apache/slide/common/SlideException.java,v 1.10 2004/07/28 09:38:11 ib Exp $
3    * $Revision: 1.10 $
4    * $Date: 2004/07/28 09:38:11 $
5    *
6    * ====================================================================
7    *
8    * Copyright 1999-2002 The Apache Software Foundation 
9    *
10   * Licensed under the Apache License, Version 2.0 (the "License");
11   * you may not use this file except in compliance with the License.
12   * You may obtain a copy of the License at
13   *
14   *     http://www.apache.org/licenses/LICENSE-2.0
15   *
16   * Unless required by applicable law or agreed to in writing, software
17   * distributed under the License is distributed on an "AS IS" BASIS,
18   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
19   * See the License for the specific language governing permissions and
20   * limitations under the License.
21   *
22   */
23  
24  package org.apache.slide.common;
25  
26  import java.io.PrintWriter  ;
27  import java.io.StringWriter  ;
28  
29  import org.apache.slide.common.Domain;
30  import org.apache.slide.util.logger.Logger;
31  
32  
33  /**
34   * Exception supertype for all Slide components.
35   *
36   * @version $Revision: 1.10 $
37   */
38  public class SlideException extends Exception   {
39  
40      private static final String   CHANNEL = "org.apache.slide.common.SlideException";
41      private static final int DEBUG = Logger.DEBUG;
42      private static Logger LOGGER = Domain.getLogger();
43  
44  
45      // ----------------------------------------------------------- Constructors
46  
47  
48      /**
49       * SlideException with logging.
50       *
51       * @param message Exception message
52       */
53      public SlideException(String   message) {
54          this(message, true);
55      }
56  
57  
58      /**
59       * SlideException with or without logging.
60       *
61       * @param message Exception message
62       * @param showTrace Defines whether or not something is logged
63       */
64      public SlideException(String   message, boolean showTrace) {
65          super(message);
66          if (showTrace) {
67              Domain.warn(message);
68          }
69  
70        if (LOGGER.isEnabled(CHANNEL, DEBUG)) {
71              StringWriter   sw = new StringWriter  ();
72              printStackTrace( new PrintWriter  (sw, true) ); //autoFlush=true
73              LOGGER.log( sw.toString(), CHANNEL, DEBUG );
74        }
75      }
76  
77  }
78
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